Food-grade Odorless Material: Our Bento boxes made with non-toxic, BPA-free plastic. They are sturdy, odour-free, and are microwave, dishwasher and freezer safe. Microwave Safe(without lids, 2-4 mins under 248℉), Freezer Safe(≧-4℉). There are three fixed compartments on the inside of the box for organisation. The lid has a secure snap-fastener closure and there’s a compartment in the lid which ..